Ying Qiu

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Lockable caster wheels
- Patent number 8,464,843
- Issue date Jun 18, 2013
- Rocateq International B.V.
- Ying Qiu
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Lockable Caster Wheels
- Publication number 20110023267
- Publication date Feb 3, 2011
- Ying Qiu
- B60 - VEHICLES IN GENERAL